Merge pull request #87 from gsartori/4.0.x

Readme cleanups

Author: jamesfredley

README.md

@@ -4,10 +4,10 @@ Spring Security OAuth2 Plugin
 
 Main differences with the Grails 2 plugin:
 
-- no more dependency on https://github.com/antony/grails-oauth-scribe but some code of that plugin was ported in this
+- No more dependency on https://github.com/antony/grails-oauth-scribe but some code of that plugin was ported in this
 - Relies on [Scribejava](https://github.com/scribejava/scribejava) to do most of the OAuth logic
-- simplest code as possible
-- easy to extend
+- Simplest code as possible
+- Easy to extend
 
 Documentation
 ------------
@@ -18,7 +18,7 @@ Installation
 For Grails 5.3+
 
 Add the following dependencies in `build.gradle`
-```
+```groovy
 dependencies {
 ...
     implementation 'org.grails.plugins:spring-security-core:5.2.1'
@@ -30,15 +30,17 @@ You will also need at least one provider extension, i.e the `grails-spring-secur
 Change the version to reflect the actual version you would like to use.
 
 You can configure the following parameters in your `application.yml`. This is fully optional
-```
+```yaml
 grails:
-    plugin:
-        springsecurity:
-            oauth2:
-                active: true    #whether the whole plugin is active or not
-                registration:
-                    askToLinkOrCreateAccountUri: '/oauth2/ask' # The URI that is called to aks the user to either create a new account or link to an existing account
-                    roleNames: ['ROLE_USER'] #A list of role names that should be automatically granted to an OAuth User. The roles will be created if they do not exist
+  plugin:
+    springsecurity:
+      oauth2:
+        active: true    #whether the whole plugin is active or not
+        registration:
+          # The URI that is called to aks the user to either create a new account or link to an existing account
+          askToLinkOrCreateAccountUri: '/oauth2/ask'
+          # A list of role names that should be automatically granted to an OAuth User. The roles will be created if they do not exist 
+          roleNames: [ 'ROLE_USER' ]
 ```
 
 Once you have an User domain class, initialize this plugin by using the init script `grails init-oauth2 <domain-class-package> <user-class-name> <oauthid-class-name>`
@@ -57,7 +59,8 @@ Extensions
 List of known extension
 * [Google](https://github.com/grails-plugins/grails-spring-security-oauth2-google)
 * [Facebook](https://github.com/MatrixCrawler/grails-spring-security-oauth2-facebook)
-* [Github] (https://github.com/rpalcolea/grails-spring-security-oauth2-github)
+* [Github](https://github.com/rpalcolea/grails-spring-security-oauth2-github)
+* [Okta](https://github.com/oktadev/okta-grails-example)
 
 
 How to create a new provider plugin